Παραπομπή APA

Routley, J. (1957). Business book - keeping. Sir Isaac pitman and sons limited.

Παραπομπή Chicago Style

Routley, John. Business Book - Keeping. London: Sir Isaac pitman and sons limited, 1957.

Παραπομπή MLA

Routley, John. Business Book - Keeping. Sir Isaac pitman and sons limited, 1957.